Metra Electronics Automobile Accessories 99 7504 User Manual

INSTALLATION INSTRUCTIONS FOR PART 99-7504  
APPLICATIONS  
Mazda 3  
2004-2009  
99-7504  
KIT FEATURES  
• DIN Mount Radio Provision with Pocket  
• ISO Mount Radio Provision with Pocket  
• Bonus Display Replacement Pocket  
• Retains Factory Display For Automatic  
Climate Controls  
KIT COMPONENTS  
A) Radio Housing • B) ISO Brackets • C) Trim Plate • D) Display Replacement Pocket  
• E) Display Retention Brackets • F) (2) 3/8” #10 Bolts and (2) #10 Nuts • G) (2) PC-7503 Panel Clips  
D
E
C
B
A
WIRING AND ANTENNA CONNECTIONS (Sold Separately)  
Harness:  
• 70-7903 - Mazda harness 2001-up  
Antenna Adapter:  
• Not required  
G
F
TOOLS REQUIRED:  
Small Flat Blade Screwdriver/ Panel Removal Tool  
• Phillips Screwdriver  
1-800-221-0932  
© COPYRIGHT 2004-2009 METRA ELECTRONICS CORPORATION  
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99-7504 DASH DISASSEMBLY  
MAZDA 3 2004-2009  
A
1
2
Disconnect the negative battery ter-  
minal to prevent an accidental short  
circuit.  
Unclip and remove display trim panel  
above radio. Tip: Open glove box and  
start in middle of panel working  
towards drivers side first because last  
connection on far passenger side is a  
hook. (Figure A)  
HOOK  
3
4
Remove (2) Phillips screws exposed  
at top of radio then unclip and  
remove radio. Note: Display is  
attached to radio brackets and will be  
removed at same time as radio.  
(Figure B)  
B
Remove (2) Phillips screws on back of  
display trim panel securing display  
trim then unclip and remove. (Figure B)  
Continue to display pocket assembly.  
C
REAR VIEW - DISPLAY TRIM PANEL  
1
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99-7504 DISPLAY/POCKET ASSEMBLY  
DISPLAY BRACKETS/POCKET ASSEMBLY  
MAZDA 3 2004-2009  
AUTOMATIC CLIMATE CONTROL VEHICLES  
A
1
Using the (2) 3/8” #10 bolts and (2)  
#10 nuts attach the display retention  
brackets to the display unit.  
2
3
Remove the (2) Phillips screws in the  
sub dash. (Figure A)  
Secure the display unit into the sub  
dash using the screws removed in the  
previous step.  
MANUAL CLIMATE CONTROL VEHICLES  
B
1
Using the (2) Phillips screws removed  
in step 4 of Dash Disassembly secure  
the display replacement pocket to the  
back of the display trim panel.  
(Figure B)  
Continue to kit assembly.  
2
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99-7504 KIT ASSEMBLY  
DIN MOUNT RADIO PROVISION  
*Note: Refer also to the instructions included with the aftermarket radio.  
A
1
Slide the DIN cage into the Radio  
Housing and secure by bending the  
metal locking tabs down. (Figure A)  
2
3
Slide the aftermarket radio unit into the  
cage and secure. (Figure B)  
Snap the Trim plate into the Radio  
Housing. (Figure B)  
4
Attach the (2) PC-7503 panel clips to  
the rear of the radio housing. (Figure C)  
B
Continue to final assembly.  
C
3
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99-7504 KIT ASSEMBLY  
ISO DIN MOUNT RADIO PROVISION  
*Note: Refer also to the instructions included with the aftermarket radio.  
A
Mount the ISO Brackets to the after-  
market radio using the screws sup-  
plied with the radio. (Figure A)  
1
2
3
Slide the radio into the radio housing  
until it snaps into place. (Figure B)  
Attach the trim plate supplied with  
the kit to the front of the radio hous-  
ing assembly. (Figure B)  
4
Attach the (2) PC-7503 panel clips to  
the rear of the radio housing. (Figure C)  
B
Continue to final assembly.  
C
4
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99-7504 FINAL ASSEMBLY  
FINAL ASSEMBLY  
A
B
(A) Strip wire ends back 1/2"  
B) Twist ends together  
C) Solder  
D) Tape  
C
D
Locate the factory wiring harness in the dash. Metra recommends using the  
proper mating adapter and making connections as shown. (Isolate and individ-  
ually tape off the ends of any unused wires to prevent electrical short circuit.)  
1
2
3
Re-connect the negative battery terminal and test the unit for proper operation.  
Reassemble radio and dash assemblies in reverse order of disassembly.  
Note: When inserting the 99-7504 into the sub dash be aware of the locations  
pointed out in Figure B  
.
If the 99-7504 does not snap in correctly the result will be a noticeable gap on each  
side of the installation kit. (Figure C)  
B
C
5
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FINAL WIRING CONNECTIONS  
Make wiring connections using the EIA color code chart shown below and the instructions included with the  
head unit. Metra recommends making connections as shown below; Strip, Splice, Solder, Tape. Isolate and  
individually tape off ends of any unused wires to prevent electrical short circuit.  
METRA / EIA WIRING CODE  
12V Ignition / Acc. . . . . . . . . . Red  
Right Front (+) . . . . . . . . . . . . Gray  
12V Batt / Memory. . . . . . . . . Yellow  
Ground. . . . . . . . . . . . . . . . . . Black*  
Power Antenna. . . . . . . . . . . . Blue  
Right Front (-). . . . . . . . . . . . . Gray/ Black  
Left Front (+) . . . . . . . . . . . . . White  
Left Front (-). . . . . . . . . . . . . . White / Black  
Right Rear (+) . . . . . . . . . . . . Violet  
Amp Turn-On . . . . . . . . . . . . . Blue / White  
Amp Ground. . . . . . . . . . . . . . Black / White  
Illumination . . . . . . . . . . . . . . Orange  
Dimmer . . . . . . . . . . . . . . . . . Orange / White  
Right Rear (-) . . . . . . . . . . . . . Violet / Black  
Left Rear (+) . . . . . . . . . . . . . Green  
Left Rear (-) . . . . . . . . . . . . . . Green / Black  
*NOTE: When a Black wire is not present, ground radio to vehicle chassis.  
All colors may not be present on all leads due to manufacturer’s specifications.  
1-800-221-0932  
REV. 06/26/09 © COPYRIGHT 2004-2008 METRA ELECTRONICS CORPORATION INST99-7504  
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